battery-saver

基本解释

• 电池保护元件

同根派生

英汉例句

• She had to scrimp and save to pay for her holiday.
  她不得不为付假期的费用而苦苦攒钱。
• The calculator needs a new battery.
  计算器需换新电池。
• The mechanic checked out the car battery.
  汽车修理工检验了汽车里的电池。
• Does your car battery charged easily?
  你那辆汽车的蓄电池容易充电吗？
• They are electrifying the battery.
  他们正给电池充电。